單項選擇題

The grab rail of a metal lifeboat is normally located（）.

A.along the turn of the bilge
B.along each side of the keel
C.near the top of the gunwale
D.at the bow and at the stern

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The governor brake shall be capable of controlling the speed of lowering a fully equipped lifeboat with its complement of persons on board at（）.

A.safe speed only specified
B.not less than 120 feet per minute
C.not more than 120 feet per minute
D.not more than 90 feet per minute

單項選擇題

The first treatment given to a person overcome by benzene vapor should be to（）.

A.remove them to fresh air
B.flush their face with water for about 5 minutes
C.stand them up and walk them around
D.remove their clothing and wrap them in blankets